#ifndef BSP_KEY_H__
#define BSP_KEY_H__

#include "lz_hardware.h"

#define ADC_CHANNEL     5

typedef enum
{
    NOKEY_PRES,
    KEY1_PRES,
    KEY2_PRES,
    KEY3_PRES,
    KEY4_PRES
}KEY_TYPE;

int key_adc_dev_init();

int key_scan(int mode);

#endif



